Answer:
x= -28
Step-by-step explanation:
Multiply both sides as in -7 and 4
x
-7= --- ---> -7 x 4= -28 = x
4
-28 = x. (Swap Sides) X= -28
Answer:
20
Step-by-step explanation:
(x+2)(4+y)(5+6)(2+x)(4+0.5x)
combine like terms
(x+2) (4+y) (11) (x+2) (4+.5x)
11(x+2)^2 (4+y)(4+.5x)
distribute
11(x^2 +4x+2) (16+4y+2x+.5xy)
(11x^2+44x+22)(16+4y+2x+.5xy)
5.5 x^3 y + 22 x^3 + 66 x^2 y + 264 x^2 + 198 x y + 792 x + 176 y + 704
